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2025 Mercedes-Benz SL-Class

US · Minicompact Cars

The 2025 Mercedes-Benz SL-Class is listed in the US market. Every figure below carries the source it came from, and anything our sources do not publish is left out rather than estimated.

Engine
Varies by configuration: 2.0L 4-cylinder turbocharged (SIDI; Mild Hybrid), 4.0L 8-cylinder turbocharged (SIDI), 4.0L 8-cylinder turbocharged (SIDI; PHEV)
Transmission
9-speed automatic
Drivetrain
Varies by configuration: RWD, AWD
Fuel
Varies by configuration: Hybrid, Gasoline, Plug-in hybrid
Economy
16 mpg (14.7 L/100 km) to 22 mpg (10.7 L/100 km) combined
Generic outline for this body type. An illustration, not a photograph.
Same Generation Reference Photo2026 Model
2026 Mercedes-Benz SL-Class

Official photograph of 2026 model sharing this design generation. Primary illustration above depicts verified 2025 Mercedes-Benz SL-Class dimensions.

Specifications at a Glance

Key Figures

Units:
Engine / Powertrain
2.0L 4-cylinder turbocharged (SIDI; Mild Hybrid), 4.0L 8-cylinder turbocharged (SIDI), 4.0L 8-cylinder turbocharged (SIDI; PHEV)
Combined Economy
16 mpg (14.7 L/100 km) to 22 mpg (10.7 L/100 km) combined
Drivetrain
RWD, AWD
Transmission
9-speed automatic
Market: US·Switch units to convert the figures shown.
Compare 2025 Mercedes-Benz SL-Class ↗

Engine

Engine
SpecificationValueSource
EngineVaries by configuration: 2.0L 4-cylinder turbocharged (SIDI; Mild Hybrid), 4.0L 8-cylinder turbocharged (SIDI), 4.0L 8-cylinder turbocharged (SIDI; PHEV)
Displacement2.0 L to 4.0 L
Cylinders4 to 8
AspirationTurbocharged
Fuel typeVaries by configuration: Hybrid, Gasoline, Plug-in hybrid

Transmission and drivetrain

Transmission and drivetrain
SpecificationValueSource
TransmissionAutomatic
Gears9
DrivetrainVaries by configuration: RWD, AWD

Fuel economy and range

Fuel economy and range
SpecificationValueSource
Combined16 mpg (14.7 L/100 km) to 22 mpg (10.7 L/100 km)
City13 mpg (18.1 L/100 km) to 19 mpg (12.4 L/100 km)
Highway21 mpg (11.2 L/100 km) to 27 mpg (8.7 L/100 km)

Our sources do not publish these for this vehicle: Power, Torque, Electric range, Battery capacity. We leave them out instead of estimating.

Trims and configurations

4 configurations listed by our sources. Engines, drivetrains and fuel economy can differ between them.

Recalls

No recall campaigns were found in NHTSA data at the last check. Last checked November 6, 2026.

    Data sources

    • EPA fueleconomy.gov · retrieved November 2, 2026 · US Government public data
    • NHTSA vPIC · retrieved October 2, 2026 · US Government public data

    Source checked: November 2, 2026

    Data verified: November 2, 2026

    Specifications can vary by market, trim, configuration and production date. Confirm with the manufacturer before buying parts or making safety decisions. Report an error.

    Related vehicles

    • 2026 Mercedes-Benz SL-Class
      2026 Mercedes-Benz SL-Class

      Varies by configuration: Hybrid, Gasoline

      Varies by configuration: 2.0L 4-cylinder turbocharged (SIDI; Mild Hybrid), 4.0L 8-cylinder turbocharged (SIDI) · Varies by configuration: RWD, AWD
      22 mpg (10.7 L/100 km) to 16 mpg (14.7 L/100 km)

    • 2024 Mercedes-Benz SL-Class

      Varies by configuration: Hybrid, Gasoline

      Varies by configuration: 2.0L 4-cylinder turbocharged (SIDI; Mild Hybrid), 4.0L 8-cylinder turbocharged (SIDI) · Varies by configuration: RWD, AWD
      22 mpg (10.7 L/100 km) to 16 mpg (14.7 L/100 km)

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    Frequently asked questions

    What engine does the 2025 Mercedes-Benz SL-Class have?

    Varies by configuration: 2.0L 4-cylinder turbocharged (SIDI; Mild Hybrid), 4.0L 8-cylinder turbocharged (SIDI), 4.0L 8-cylinder turbocharged (SIDI; PHEV). Engines can differ by trim, so check the trim list below.

    What is the fuel economy of the 2025 Mercedes-Benz SL-Class?

    Combined fuel economy is 16 mpg (14.7 L/100 km) to 22 mpg (10.7 L/100 km), as published by the source shown in the specification table.

    Is the 2025 Mercedes-Benz SL-Class front-wheel, rear-wheel or all-wheel drive?

    Drivetrain: Varies by configuration: RWD, AWD.

    Are there recalls for the 2025 Mercedes-Benz SL-Class?

    No recall campaigns were found in NHTSA data when we last checked on November 6, 2026. Recall status can change, so confirm with NHTSA or the manufacturer.